<template>
  <el-form class="login-form"
           status-icon
           :rules="loginRules"
           ref="loginForm"
           :model="loginForm"
           label-width="0">
    <el-form-item prop="username">
      <el-input @keyup.enter="handleLogin"
                v-model="loginForm.username"
                auto-complete="off"
                :placeholder="$t('login.username')">
        <template #prefix>
          <i class="icon-yonghu"></i>
        </template>
      </el-input>
    </el-form-item>
    <el-form-item prop="password">
      <el-input @keyup.enter="handleLogin"
                type="password"
                show-password
                v-model="loginForm.password"
                auto-complete="off"
                :placeholder="$t('login.password')">
        <template #prefix>
          <i class="icon-mima"></i>
        </template>
      </el-input>
    </el-form-item>
    <el-form-item prop="code"
                  class="login-code"
                  v-if="captchaMode">
      <el-input @keyup.enter="handleLogin"
                v-model="loginForm.code"
                auto-complete="off"
                :placeholder="$t('login.code')">
        <template #prefix>
          <i class="icon-yanzhengma"></i>
        </template>
        <template #append>
          <div class="login-code-box">
            <img :src="loginForm.image"
                 class="login-code-img"
                 @click="refreshCode">

          </div>
        </template>
      </el-input>
    </el-form-item>

    <el-form-item>
      <el-button type="primary"
                 @click.prevent="handleLogin"
                 class="login-submit">{{ $t('login.submit') }}
      </el-button>
    </el-form-item>
  </el-form>
</template>

<script>
import { mapGetters } from 'vuex';
import website from '@/config/website';
import { getCaptcha } from '@/api/user';

export default {
  name: 'userlogin',
  data() {
    return {
      tenantMode: website.tenantMode,
      captchaMode: website.captchaMode,
      loginForm: {
        //用户名
        username: '',
        //密码
        password: '',
        //账户类型
        type: 'account',
        //验证码的值
        code: '',
        //验证码的索引
        key: '',
        //预加载白色背景
        image: ''
      },
      checked: false,
      loginRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 5, message: '密码长度最少为5位', trigger: 'blur' }
        ],
        code: [
          { required: true, message: '请输入验证码', trigger: 'blur' },
          { min: 1, max: 5, message: '验证码长度为5位', trigger: 'blur' }
        ]
      }
    };
  },
  created() {
    this.refreshCode();
  },
  mounted() {
  },
  computed: {
    ...mapGetters(['tagWel'])
  },
  props: [],
  methods: {
    refreshCode() {
      getCaptcha().then(res => {
        const data = res.data.data;
        this.loginForm.key = data.key;
        this.loginForm.image = data.image;
      });
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.$store.dispatch('LoginByUsername', this.loginForm).then(() => {
            this.$router.push(this.tagWel);
          }).catch((err) => {
            console.log(err);
            // 刷新验证码
            this.refreshCode();
          });
        }
      });
    }
  }
};
</script>

<style lang="scss" scoped>
.login-code-box {
  cursor: pointer;
}
</style>
